{"product_id":"oem-goodman-piston-flowrator-kit-for-gsc130483ac-b1789882-1","title":"OEM Goodman Piston \/ Flowrator Kit for GSC130483AC — B1789882","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman B1789882 Piston Kit\u003c\/strong\u003e (also called a flowrator or refrigerant metering restrictor) is the genuine OEM component used to meter refrigerant flow into the indoor coil of the \u003cstrong\u003eGSC130483AC\u003c\/strong\u003e 13 SEER air conditioner. A correctly sized piston is critical to system performance — the wrong orifice diameter causes poor cooling, high head pressure, and premature compressor wear. This factory-spec kit guarantees the exact bore your unit was engineered for.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart type: Fixed-orifice piston \/ flowrator\u003c\/li\u003e\n\u003cli\u003eOEM part number: B1789882\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman\u003c\/li\u003e\n\u003cli\u003eCompatible model: GSC130483AC (13 SEER air conditioner)\u003c\/li\u003e\n\u003cli\u003eApplication: Indoor coil refrigerant metering\u003c\/li\u003e\n\u003cli\u003eMaterial: Brass orifice body\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eOur \u003cstrong\u003eOEM Goodman B1789882\u003c\/strong\u003e is machined to the precise orifice tolerance specified for your condenser, ensuring rated capacity and efficiency. Generic universal piston assortments require you to guess the bore size and frequently throw off the system's superheat\/subcooling. For a metering device, exact-fit OEM is the safest, most reliable choice.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate — HVAC technician recommended.\u003c\/strong\u003e Replacing the piston requires recovering the refrigerant charge, opening the liquid line at the metering body, swapping the piston, then evacuating and recharging the system. EPA Section 608 certification is required to handle refrigerant. Always verify model compatibility before installation.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057197531507,"sku":"GOODMAN-750","price":10.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-piston-flowrator-kit-for-gsc130483ac-b1789882-1","provider":"National HVAC Parts","version":"1.0","type":"link"}